(Hippocampus denise)
Hippocampus denise,also known as Denise's pygmy seahorse or the yellow pygmy seahorse,is a seahorse of the family Syngnathidae native to the western Pacific.Denise's pygmy seahorse is a small fish which can reach a maximum length of approximately 2.4 cm,which makes it one of the smallest representatives of the seahorses.This pygmy seahorse has a short snout,slender body with a prehensile tail.Its body is either completely smooth or provided with some polyp-like tubercles,in which case these are fewer and less developed than Hippocampus bargibanti.Its coloration ranges from yellow,more or less bright,to orange with often small dark spots and sometimes darker bands on the tail.